Battery unit
AssigneeSony Corporation
InventorsTatsuya Adachi, Tsutomu Aoyama
Life of this patent
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Abstract
A battery unit may include a main accommodation casing that includes a power output terminal, at least one sub-module that is accommodated in the main accommodation casing and a control unit that is accommodated in the main accommodation casing and controls at least one of charging and discharging of a unit battery, wherein in the sub-module, two or more battery blocks are accommodated inside a sub-accommodation casing so that the terminals of the battery blocks each including a plurality of unit batteries are not exposed and the battery blocks are connected to each other through an electric connection member.
Claims12
A battery unit comprising:
- a main accommodation casing that includes a power output terminal;
- and
- a plurality of sub-modules accommodated in the main accommodation casing, wherein each sub-module includes a plurality of battery blocks, and each battery block includes a plurality of unit batteries connected to each other, a battery holder, a negative electrode terminal, and a positive electrode terminal, the positive electrode terminal including a metallic sheet with a plurality of connection points to a positive electrode terminal of each of the plurality of unit batteries disposed on the battery holder, wherein the battery holder includes a notch formed in a surface of the battery holder that contacts the metallic sheet of the positive electrode terminal, and wherein the battery holder further comprises, below a concave portion, a locking sheet having a hole, the locking sheet provided in a location adjacent to the notch.
Dependencies are inferred from the claim text.